From mboxrd@z Thu Jan 1 00:00:00 1970 From: Paolo Bonzini Subject: Re: QEMU P2P migration speed Date: Fri, 07 Feb 2014 09:14:28 +0100 Message-ID: <52F495E4.6060209@redhat.com> References: <52F11E1C.8060608@xdel.ru> <52F1E7E1.5040607@redhat.com> <52F2169D.9080806@xdel.ru> <52F25589.50503@redhat.com> <52F390E2.5070100@xdel.ru> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit To: Andrey Korolyov , kvm@vger.kernel.org Return-path: Received: from mx1.redhat.com ([209.132.183.28]:50283 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751907AbaBGIOd (ORCPT ); Fri, 7 Feb 2014 03:14:33 -0500 In-Reply-To: <52F390E2.5070100@xdel.ru> Sender: kvm-owner@vger.kernel.org List-ID: Il 06/02/2014 14:40, Andrey Korolyov ha scritto: > Took and build 1.6.2 and faced a problem - after a couple of bounce > iterations of migration (1->2->1->2) VM is not able to migrate anymore > back in a probabilistic manner with an error 'internal error unexpected > migration status in setup'. Error may disappear over a time, or may not > disappear at all and it may took a lot of tries in a row to succeed. > There are no obvious hints with default logging level in libvirt/qemu > logs and seemingly libvirt is not a cause because "accumulated error > state" preserves over service restarts. Also every VM is affected, not > ones which are experiencing multiple migration actions. Error happens on > 3rd-5th second of the migration procedure, if it may help. You need to update libvirt too. Paolo